First Alert SMI100-AC Smoke Detector & Alarm, AC Powered Battery Backup

The First Alert SMI100-AC Smoke Detector & Alarm is a reliable and essential home security device that provides peace of mind against potential fires. With a manufacturer warranty of 10 years, this smoke alarm is built to last and protect your home for an extended period. It operates on 110v hardwire power with a backup 9v battery, ensuring continuous functionality even during power outages. The sleek white design and compact dimensions make it easy to install in any room, while its operating sound rating of 100 dB guarantees you will be alerted in case of a fire.